ecn5 topic 7 - spray b - sandia national...
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ECN5 – Topic 7 – Spray B 1March 31st, 2017
ECN5Topic 7 - Spray B
Fabrice Foucher, University of Orléans
Ming Zhao, Sebastian Kaiser, University of Duisburg-Essen
Randy Hessel, University of Wisconsin-Madison
José-Maria Garcia-Oliver, Antonio Garica, Andrés Morales Lopez, CMT
Michele Battistoni, University of Perugia
Louis-Marie MALBEC, IFPEN
ECN5 – Topic 7 – Spray B 2March 31st, 2017
Context / Perspectives
Predictive CFD codes in enginesUnderstanding combustion processes
SPRAY A/C/D ENGINE
SPRAY B
ECN5 – Topic 7 – Spray B 3March 31st, 2017
Context / Perspectives
Multi-hole injectors
(spray-spray interactions,
internal flow)
Confinement(spray-wall
interactions)
Flow motion(Swirl)
Single hole
Free jet
No flow motion
Predictive CFD codes in enginesUnderstanding combustion processes
SPRAY A/C/D ENGINE
SPRAY B
3-holes injector+ Swirl
3-holes injectorReal
injectorsEOI
Multiple Injections
3-holes injector+ Swirl
+ Engine geometry
ECN5 – Topic 7 – Spray B 4March 31st, 2017
Context / Perspectives
Multi-hole injectors
(spray-spray interactions,
internal flow)
Confinement(spray-wall
interactions)
Flow motion(Swirl)
Single hole
Free jet
No flow motion
Predictive CFD codes in enginesUnderstanding combustion processes
ENGINE
SPRAY B
3-holes injector+ Swirl
3-holes injectorReal
injectorsEOI
Multiple Injections
3-holes injector+ Swirl
+ Engine geometry
SPRAY A/C/D
ECN5 – Topic 7 – Spray B 25March 31st, 2017
Context / Perspectives
Multi-hole injectors
(spray-spray interactions,
internal flow)
Confinement(spray-wall
interactions)
Flow motion(Swirl)
Single hole
Free jet
No flow motion
Predictive CFD codes in enginesUnderstanding combustion processes
ENGINE
SPRAY B
3-holes injector+ Swirl
3-holes injector
3-holes injector+ Swirl
+ Engine geometry
SPRAY A/C/D
Real injectors
EOIMultiple
InjectionsReal Fuel
SAE Paper 2014-01-1426
ECN5 – Topic 7 – Spray B 26March 31st, 2017
Context / Perspectives
Multi-hole injectors
(spray-spray interactions,
internal flow)
Confinement(spray-wall
interactions)
Flow motion(Swirl)
Single hole
Free jet
No flow motion
Predictive CFD codes in enginesUnderstanding combustion processes
ENGINE
SPRAY B
3-holes injector+ Swirl
3-holes injector
3-holes injector+ Swirl
+ Engine geometry
SPRAY A/C/D
Real injectors
EOIMultiple
InjectionsReal Fuel
We still need
you!
ECN5 – Topic 7 – Spray B 27March 31st, 2017
Acknowledgements